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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
#include "curl_setup.h"
#if !defined(CURL_DISABLE_COOKIES) || !defined(CURL_DISABLE_ALTSVC) || \
!defined(CURL_DISABLE_HSTS) || !defined(CURL_DISABLE_NETRC)
#include "curl_get_line.h"
#include "curl_memory.h"
/* The last #include file should be: */
#include "memdebug.h"
/*
* Curl_get_line() makes sure to only return complete whole lines that end
* newlines.
*/
int Curl_get_line(struct dynbuf *buf, FILE *input)
{
CURLcode result;
char buffer[128];
Curl_dyn_reset(buf);
while(1) {
char *b = fgets(buffer, sizeof(buffer), input);
if(b) {
size_t rlen = strlen(b);
if(!rlen)
break;
result = Curl_dyn_addn(buf, b, rlen);
if(result)
/* too long line or out of memory */
return 0; /* error */
else if(b[rlen-1] == '\n')
/* end of the line */
return 1; /* all good */
else if(feof(input)) {
/* append a newline */
result = Curl_dyn_addn(buf, "\n", 1);
if(result)
/* too long line or out of memory */
return 0; /* error */
return 1; /* all good */
}
}
else
break;
}
return 0;
}
#endif /* if not disabled */
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